Question: What is the eponym of O'Hare International Airport that has a sister city, Vilnius?
Paraphrase: What is the eponym of O'Hare International Airport that has a sister city, Vilnius?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q213717 wdt:P138 ?answer . ?answer wdt:P190 wd:Q216}
Answer: Chicago